@book { InternehartePatronatserklrungenalsMittelzurInsolvenzabwehr,
    title = "Interne harte Patronatserklärungen als Mittel zur Insolvenzabwehr",
    author = "Thomas {Junggeburth}",
    year = "2009",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-00213-3",
    url = "https://www.peterlang.com/document/1054129"
}